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The choice of Java monitoring tools is tremendous (random selection and order powered by Google):

javamelodypsi-probeJVisualVMjconsoleJAMonJava JMX Nagios PluginN/A
Besides, there are various dedicated tools e.g. for ActiveMQ, JBoss, Quartz scheduler, Tomcat/tcServer... So which one should you use as an ultimate monitoring dashboard? Well, none of them provide out-of-the-box features you might require. In some applications you have to constantly monitor the contents and size of a given JMS queue. Others are known to have memory or CPU problems. I have also seen software where system administrators had to constantly run some SQL query and check the results or even parse the logs to make sure some essential background process is running. Possibilities are endless, because it really depends on the software and its use-cases. To make matters worse, your customer doesn't care about GC activity, number of open JDBC connections and whether this nasty batch process is not hanging. It shoul…

For various reasons I started developing server-side REST services with Spring MVC and after a while (say, thirdy resources later) I started to get a bit lost. I really needed a way to catalogue and document all available resources and operations. WAD…